<template>
  <div class="icons">
    <swiper :options="swiperOption">
      <swiper-slide v-for="(page,index) of pages" :key="index">
        <div class="icon" v-for="item of page" :key="item.id">
          <div class="icon-img">
            <img class="icon-img-content"
                 :src="item.imgUrl">
          </div>
          <p class="icon-desc">{{item.desc}}</p>
        </div>
      </swiper-slide>
      <!-- Optional controls -->
      <div class="swiper-pagination" slot="pagination"></div>
    </swiper>


  </div>

</template>

<script>
  export default {
    name: 'HomeIcons',
    props: {
      list: Array,
    },
    computed: {
      pages () {
        const pages = []
        this.list.forEach((item, index) => {
          const page = Math.floor(index / 8)
          if (!pages[page]) {
            pages[page] = []
          }
          pages[page].push(item)
        })
        return pages
      }
    },
    data () {
      return {
        swiperOption: {
          autoplay: false
        },
        iconList: [
          {
          id: '0001',
          imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/95/f3dd6c383aeb3b02.png',
          desc: '景点门票'
        }, {
          id: '0002',
          imgUrl: 'http://img1.qunarzz.com/piao/fusion/1804/5a/13ceb38dcf262f02.png',
          desc: '一日游'
        }, {
          id: '0003',
          imgUrl: 'http://img1.qunarzz.com/piao/fusion/1804/ff/fdf170ee89594b02.png',
          desc: '上海必游'
        }, {
          id: '0004',
          imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/76/eb88861d78fb9902.png',
          desc: '动植物园'
        }, {
          id: '0005',
          imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/bd/9f7b9b2b60c1502.png',
          desc: '踏青赏花'
        }, {
          id: '0006',
          imgUrl: 'http://mp-piao-admincp.qunarzz.com/mp_piao_admin_mp_piao_admin/admin/20194/209908a8fc21779b485ab05f01835eaa.png',
          desc: '辰山植物园'
        }, {
          id: '0007',
          imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/95/8246f27355943202.png',
          desc: '世纪公园'
        }, {
          id: '0008',
          imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/47/c2b659e048b11602.png',
          desc: '野生动物园'
        }, {
          id: '0009',
          imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/de/f26be47a6bf02a02.png',
          desc: '上海迪士尼'
        },]
      }
    }
  }
</script>

<style scoped lang="stylus">
  @import "~styles/varibles.styl"
  @import "~styles/mixins.styl"
  .icons >>> .swiper-container
    height 0
    padding-bottom 50%
  .icons
    margin-top .1rem
    .icon
      position relative
      overflow hidden
      float: left
      width 25%
      height 0
      padding-bottom 25%

      .icon-img
        position absolute
        top 0
        left 0
        right 0
        bottom .44rem
        box-sizing border-box
        padding .1rem

        .icon-img-content
          display block
          margin 0 auto
          height 100%

      .icon-desc
        position absolute
        left 0
        right 0
        bottom 0
        height .44rem
        line-height .44rem
        text-align center
        color $darkTextColor
        ellipsis()
</style>
